Mobility Radeon HD 4870

Graphics processor

Video memory: 512 MB^*
Memory bus: 256 bit^*
Rated memory bandwidth: 56.83 GB/s^*

Benchmark results

PassMark · version unreported · G2Dmark416^*Platform unreported Compare results
PassMark · version unreported · G3Dmark720^*Platform unreported Compare results
Reported score · version unreported · 2dmark416^*Platform unreported Compare results
Reported score · version unreported · 3dmark719^*Platform unreported Compare results

Processing & platform

Architecture: Reported value 1: RV770^*
Reported value 2: TeraScale^*
Process node: 55 nm^*
GPU base clock: 550 MHz^*
Reported graphics memory frequency: 700 MHz^*
Video memory: 1,024 MB^*

Memory & storage

Video memory: 512 MB^*
Video memory type: Reported value 1: GDDR3^*
Reported value 2: GDDR3^*
Reported value 3: GDDR5^*
Reported value 4: GDDR5^*
Memory bus: 256 bit^*
Rated memory bandwidth: 56.83 GB/s^*

System configuration

Detailed specifications

Specifications 1 · 25 fields

Architecture: RV770^*
Integrated: No^*
L2 Cache: 0KB^*
Manufacturer: AMD^*
Max Power: 65 Watts^*
Memory: 1,024^* MB
Memory Bandwidth: 89.6GB/sec^*
Memory Bus: 256 Bit^*
Memory Speed: 700^* MHz
Memory Type: GDDR5^*
Name: Mobility Radeon HD 4870^*
Best Resolution: 1440 x 900^*
Notebook GPU: Yes^*
Open GL: 3.3^*
Pixel Rate: 9 GPixel/s^*
Process: 55nm^*
ROPs: 16^*
Release Date: 09-Jan-2009^*
Resolution WxH: 2560x1600^*
SLI Crossfire: No^*
Shader: 4.1^*
TMUs: 40^*
Texture Rate: 22 GTexel/s^*
Dedicated: Yes^*
Direct X: DX 10.1^*

Specifications 2 · 8 fields

Product Name: Mobility Radeon HD 4870^*
GPU Chip: M98^*
Released: Jan 9th, 2009^*
Bus: PCIe 2.0 x16^*
Memory: 512 MB, GDDR3, 256 bit^*
GPU clock: 550^* MHz
Memory clock: 888^* MHz
Shaders / TMUs / ROPs: 800 / 40 / 16^*

Specifications 3 · 49 fields

Brand: ATI^*
Top BUS WIDTH: 256^* bit
Graphics Processor GPU Name: M98^*
Graphics Processor Architecture: TeraScale^*
Graphics Processor Process Size: 55^* nm
Graphics Processor Transistors: 956 million^*
Graphics Processor Die Size: 256^* mm²
Name: Mobility Radeon HD 4870^*
Clock Speeds GPU Clock: 550^* MHz
Clock Speeds Memory Clock: 888 MHz 1776 Mbps effective^*
Memory Memory Size: 512^* MB
Memory Memory Type: GDDR3^*
Memory Memory Bus: 256^* bit
Memory Bandwidth: 56.83^* GB/s
Render Config TMUs: 40^*
Top GRAPHICS PROCESSOR: M98^*
Render Config ROPs: 16^*
Theoretical Performance Pixel Rate: 8.800 GPixel/s
Theoretical Performance Texture Rate: 22.00 GTexel/s
Board Design Slot Width: MXM Module^*
Board Design Outputs: Portable Device Dependent^*
Graphics Features DirectX: 10.1 (10_1)^*
Graphics Features OpenGL: 3.3^*
Graphics Features OpenCL: 1.1^*
source file: ati2009.json^*
Graphics Processor Foundry: TSMC^*
Recommended Resolutions: Good:640x480 | Playable:1280x720 | Low FPS:1366x768^*
Graphics Processor GPU Variant: M98 XT L2 (216-0732023)^*
Graphics Processor Density: 3.7M / mm²^*
Mobile Graphics Release Date: Jan 9th, 2009^*
Top TMUS: 40^*
Mobile Graphics Generation: M9x (Mobility HD 4800)^*
Mobile Graphics Production: End-of-life^*
Mobile Graphics Bus Interface: PCIe 2.0 x16^*
Mobile Graphics Reviews: 2 in our database^*
Graphics Processor Chip Package: HFCBGA-1492^*
Top ROPS: 16^*
Mobile Graphics Successor: Manhattan^*
Mobile Graphics Predecessor: M8x^*
Graphics Features Shader Model: 4.1^*
Top CORES: 800^*
Render Config Shading Units: 800^*
Render Config Compute Units: 10^*
Render Config L2 Cache: 256^* KB
Top MEMORY SIZE: 512^* MB
Theoretical Performance FP32 (float): 880^* GFLOPS
Theoretical Performance FP64 (double): 176.0 GFLOPS (1:5)
Render Config L1 Cache: 16 KB (per CU)^*
Top MEMORY TYPE: GDDR3^*

Specifications 4 · 5 fields

name: Mobility Radeon HD 4870^*
3dmark: 719^*
2dmark: 416^*
test: Sep 2010^*
category: Mobile^*

Specifications 5 · 5 fields

gpuName

Mobility Radeon HD 4870^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

G3Dmark

720^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

G2Dmark

416^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*

testDate

2,010^*

Scope and conditions

benchmark_context

suite: PassMark^*
test_configuration_verified: No^*
comparable: No^*